Awave hits the beach about every 2.0 seconds on a calm day. if it crests are 5.00 meters away from each other, what is the speed of the wave

An experiment is designed to test the relationship between the initial height of a basketball before it is dropped to the height of its rebound bounce. the height of the rebound bounce is measured using a scale positioned behind the ball. in the above experiment, which condition would not be controlled? a). the starting height of the ballb). the surface the ball bounces on c). the type of ball d). the method to measure the rebound height of the ball

The roller coaster from problem #1 then tops a second hill at 15.0 m/s, how high is the second hill? 91.5 m 79.2 m 80.0 m 68.5 m

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?